GB/T 5784-1986

Abolished

Hexagon head bolts--Reduced shank--Product gradeB

六角头螺栓细杆 B级

Standard Type

GBT

ICS

21.060.10

CCS

J13

Status

Abolished

Issue Date

1986-01-17

Implementation

1986-10-01

Centralized Committee

中国机械工业联合会

Issuing Authority

中国机械工业联合会

Application Summary AI generated

GB/T 5784-1986 specifies hexagon head bolts with a reduced shank diameter, classified as product grade B. These bolts are used in mechanical assemblies where weight reduction or clearance in narrow spaces is needed, such as in automotive, machinery, and structural applications. The standard applies to general-purpose fastening in non-critical load environments, ensuring dimensional consistency and interchangeability.

Related Standards

GB/T 62.1-2004 Wing nuts--Round wing GB/T 62.2-2004 Wing nuts--Square wing GB/T 9074.5-2004 Cross recessed small pan head screw andwasher assemblies with plain washers GB/T 62.3-2004 Wing nuts--Pressing wing GB/T 9074.20-2004 Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers GB/T 3098.20-2004 Mechanical properties of fasteners--Wing nuts with specified proof torque GB/T 62.4-2004 Wing nuts--Die-casting wing GB/T 3098.19-2004 Mechanical properties of fasteners--Blind rivets with break pull mandrel

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.